256528089

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{1889}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 377395200

約数和(自身を除く): 120867111

約数列:

[1, 3, 9, 79, 191, 237, 573, 711, 1719, 1889, 5667, 15089, 17001, 45267, 135801, 149231, 360799, 447693, 1082397, 1343079, 3247191, 28503121, 85509363, 256528089]

約数ペア:

[(1, 256528089), (3, 85509363), (9, 28503121), (79, 3247191), (191, 1343079), (237, 1082397), (573, 447693), (711, 360799), (1719, 149231), (1889, 135801), (5667, 45267), (15089, 17001)]